Swagger, an Old English Sheep Dog, is posed for photographs after winning the hearding group during the Westminster Kennel Club dog show, Monday, Feb. 11, 2013, at Madison Square Garden in New York.

Photo: Frank Franklin II, Associated Press

Swagger, an Old English Sheep Dog, is posed for photographs after...

Swagger, an Old English Sheep Dog, is posed for photographs after... Photo-4179412.56656 - SFGate

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Australia's Lewis Holland tries to hand the ball off to a teammate as his face is grabbed by a Uruguayan player during the Shield Final of the Sevens Rugby World Series tournament, Sunday, Feb. 10, 2013, in Las Vegas. Australia won 41-0. (AP Photo/Julie Jacobson)

Zoe Broderick, 8, reacts to her encounter with Dale Chihuly's "Neon Tumbleweed" piece at the Virginia Museum of Fine Arts in Richmond, Va. on the last day of the popular exhibit Monday Feb. 10, 2013. The exhibit, which opened Oct. 20, drew about 160,000 visitors. Chihuly's glass sculptures will next be exhibited in St. Petersburg, FL, at the Morean Arts Center, beginning March 9. (AP Photo, P. Kevin Morley/Richmond Times-Dispatch)

WASHINGTON, DC - FEBRUARY 11: U.S. President Barack Obama (R) presents the Medal of Honor for conspicuous gallantry to Clinton Romesha, a former active duty Army Staff Sergeant, at the White House February 11, 2013 in Washington, DC. Romesha received the Medal of Honor for actions during combat operations against an armed enemy at Combat Outpost Keating, Kamdesh District, Nuristan Province, Afghanistan on October 3, 2009. (Photo by Alex Wong/Getty Images)

NEW YORK, NY - FEBRUARY 11: Children walk through Brooklyn's Prospect Park with their sleds on a foggy afternoon on February 11, 2013 in New York City. Following a massive snowstorm that left up to three feet of snow in some parts of New England, Monday saw warm temperatures and light rain which resulted in dense fog in many areas. All New York City airports experienced delays due to the fog. (Photo by Spencer Platt/Getty Images)

Photo: Spencer Platt, Getty Images

NEW YORK, NY - FEBRUARY 11: Children walk through Brooklyn's...

NEW YORK, NY - FEBRUARY 11: Children walk through Brooklyn's... Photo-4179426.56656 - SFGate

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Hands reach for a Mardi Gras throw thrown from a float in the Iris parade as it rolls through the streets in New Orleans, Saturday, Feb. 9, 2013.(AP Photo/Bill Haber)

Photo: Bill Haber, Associated Press

Hands reach for a Mardi Gras throw thrown from a float in the Iris...

Hands reach for a Mardi Gras throw thrown from a float in the Iris... Photo-4179427.56656 - SFGate

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NEW YORK, NY - FEBRUARY 11: Models walk the runway at the Carolina Herrera fashion show during Fall 2013 Mercedes-Benz Fashion Week at Lincoln Center for the Performing Arts on February 11, 2013 in New York City. (Photo by Karl Walter/Getty Images for Mercedes-Benz Fashion Week)

Photo: Karl Walter, (Credit Too Long, See Caption)

NEW YORK, NY - FEBRUARY 11: Models walk the runway at the Carolina...

NEW YORK, NY - FEBRUARY 11: Models walk the runway at the Carolina... Photo-4179428.56656 - SFGate

Power company crews work to repair damaged transmission lines in Hattiesburg, Mississippi on Monday, February 11, 2013. An EF-4 tornado hit the area according to a preliminary report from the National Weather Service in Jackson. Sixty-three people were injured in the storm. (John Fitzhugh/Biloxi Sun Herald/MCT)

Photo: John Fitzhugh, McClatchy-Tribune News Service

Power company crews work to repair damaged transmission lines in...

Power company crews work to repair damaged transmission lines in... Photo-4179422.56656 - SFGate